[Q20-Q45] JN0-412 Free Update With 100% Exam Passing Guarantee [2021]

JN0-412 Free Update With 100% Exam Passing Guarantee [2021]

[Sep-2021] Verified Juniper Exam Dumps with JN0-412 Exam Study Guide

NEW QUESTION 20
What are three ways SDN provides multitenancy? (Choose three.)

• A. By using overlay networks to tunnel traffic across the network
• B. By using a naming convention that identifies different tenants within each VRF
• C. By using virtualized servers to separate customers and applications
• D. By using IP subnets to provide physical separation of tenants
• E. By using VRFs to segment the network

Answer: A,C,E

 

NEW QUESTION 21
Click the exhibit button.

While completing the install of OpenStack, you upload the Cirros image the CLI to validate the Glance install. However, it times out after a short time. You review the logs located at /var/log/glance/api.log.
Referring to the exhibit, which action will solve this problem?

• A. Get a new Cirros image; the current image is corrupted.
• B. Update the GLANCE DBPASS in the keystone.conf file.
• C. Set the glance.api version to version 1 and retry the upload.
• D. Replace the schema image file with the correct name of the image.

Answer: A

 

NEW QUESTION 22
You are creating an AppFormix dynamic alarm definition with a dynamic threshold.
In this scenario, which three parameters are available? (Choose three.)

• A. sensitivity
• B. state
• C. learning period duration
• D. owner
• E. baseline analysis algorithm

Answer: A,C,E

 

NEW QUESTION 23
Which two statements about Contrail ZooKeeper are true? (Choose two.)

• A. It provides distributed synchronization and group services.
• B. It deploys high availability services by thread utilization.
• C. It is a centralized service for configuration information.
• D. It generates analytic reports on service activation and deactivation time.

Answer: A,C

 

NEW QUESTION 24
What is the role of an orchestration platform in a cloud networking environment?

• A. In configures and monitors tunnels between physical hosts.
• B. It controls pools of compute, storage, and networking resources.
• C. It controls and monitors the network underlay infrastructure.
• D. It configures and monitors tunnels between virtual hosts.

Answer: B

 

NEW QUESTION 25
Which two statements are true regarding the Network Function Virtualization (NFS) framework? (Choose two.)

• A. The NFS framework relies on a commodity hardware.
• B. The NFS framework requires an orchestration platform.
• C. The NFS framework requires directly attached storage components.
• D. The NFS framework relies on custom built ASICs.

Answer: A,B

 

NEW QUESTION 26
You have a centrally routed and bridged topology.
In this scenario, routing between subnets would be performed on which two types of devices? (Choose two.)

• A. spine
• B. bridge
• C. leaf
• D. DC gateway

Answer: A,C

Explanation:
Explanation/Reference:
https://www.juniper.net/documentation/en_US/release-independent/solutions/topics/task/configuration/ centrally-routed-overlay-cloud-dc-configuring.html

 

NEW QUESTION 27
Which command displays routes in vRouter VRF?

• A. rt
• B. show route table vrf-name
• C. route print
• D. show route

Answer: A

Explanation:
Explanation/Reference: https://www.juniper.net/documentation/en_US/contrail2.21/topics/task/configuration/vrouter-cli- utilities-vnc.html

 

NEW QUESTION 28
You have deployed a Contrail cluster that must support bare-metal servers.
Which protocol is used to communicate between the bare-metal server's virtual tunnel endpoints and the Contrail cluster to establish sessions with the VM servers?

• A. XMPP
• B. EVPN/VXLAN
• C. SRTP
• D. BGP

Answer: B

Explanation:
Explanation/Reference:

 

NEW QUESTION 29
You are asked to create a Contrail service instance between two virtual networks. The left virtual network is a private virtual network. The routes from the left virtual network VRF should not be leaked into the right virtual network VRF.
Which Contrail service instance type would you choose in this scenario?

• A. In-network NAT
• B. In-network private
• C. Transparent
• D. In-Network

Answer: A

 

NEW QUESTION 30
Which two deployment methods does AppFormix support? (Choose two.)

• A. Xen
• B. OpenStack
• C. VMware
• D. Hyper-V

Answer: B,C

Explanation:
Explanation/Reference: https://www.juniper.net/documentation/en_US/appformix/topics/concept/appformix-general- requirements.html

 

NEW QUESTION 31
You want to monitor traffic between two virtual machines belonging to different virtual networks.
What are two ways to accomplish this task? (Choose two.)

• A. Create a Contrail transparent mode analyzer service instance.
• B. Use an OpenStack policy to mirror packets to the analyzer service instance.
• C. Use the Contrail policy to mirror packets to the analyzer service instance.
• D. Create a Contrail in-network mode analyzer service instance.

Answer: A,C

 

NEW QUESTION 32
Which ETSI NFV function is responsible for the management of virtual network functions (VNF) and element management systems (EMS)?

• A. OpenStack
• B. Virtual Network Function Manager (VNFM)
• C. Analytics Database
• D. Contrail Command

Answer: B

 

NEW QUESTION 33
hat are two Keystone endpoint types? (Choose two.)

• A. admin
• B. rbac
• C. root
• D. public

Answer: A,D

 

NEW QUESTION 34
What is AppFormix used for in Contrail?

• A. to deploy an underlay fabric
• B. to secure application traffic
• C. to create VNFs
• D. to analyze network performance

Answer: C

 

NEW QUESTION 35
Refer to the exhibit.

The exhibit shows that the curl command is creating a virtual network in which project?

• A. Default-domain
• B. Default-project
• C. Demo
• D. Project

Answer: D

 

NEW QUESTION 36
You are deploying Contrail in your existing network and you must ensure that it manages your current IP fabric underlay.
Which two routing protocols are supported in this scenario? (Choose two.)

• A. EBGP
• B. OSPF
• C. EIGRP
• D. RIP

Answer: A,B

 

NEW QUESTION 37
A vRouter includes which two containers? (Choose two.)

• A. nodemgr
• B. dns
• C. api
• D. agent

Answer: A,D

 

NEW QUESTION 38
A developer is logged into OpenStack and is trying to bring up a recently assigned project but is rejected at the identify source.
Which log file should you review to identify this problem?

• A. /var/log/keystone.log
• B. var/log/apache2/horizon.log
• C. var/log/swift.log
• D. var/log/neutron.log

Answer: A

 

NEW QUESTION 39
Which two statements about SDN and NFV are true? (Choose two.)

• A. NFV separates network control and forwarding functions and provides a centralized view of the network.
• B. SDN separates network control and forwarding functions and provides a centralized view of the network.
• C. SDN decouples network services from hardware appliances so they can run in software.
• D. NFV decouples network services from hardware appliances so they can run in software.

Answer: B,D

 

NEW QUESTION 40
Click the Exhibit button.

Referring to the exhibit, what must have occurred prior to JohnDoe sending the request?

• A. JohnDoe must have obtained a valid token from Keystone.
• B. JohnDoe must have successfully authenticated using OpenStack's Web user interface.
• C. JohnDoe must have obtained a valid token from Horizon.
• D. JonnDoe must have obtained a valid token from the Contrail control node.

Answer: C

 

NEW QUESTION 41
When using Contrail Analytics for underlay overlay mapping, which statement is true?

• A. SNMP must be enabled on each physical device.
• B. IPFIX and sFLOW must be enabled on each physical device.
• C. SNMP is not required if LLDP in enabled on each physical device.
• D. JTI must be enabled on each physical device.

Answer: B

 

NEW QUESTION 42
What is needed to move compute resources between cloud environment?

• A. Load-balancing software
• B. Data compression software
• C. Orchestration software
• D. Firewall software

Answer: C

 

NEW QUESTION 43
Which role does OpenStack serve in SDN?

• A. Gateway
• B. vRouter
• C. Orchestrator
• D. controller

Answer: C

 

NEW QUESTION 44
Refer to the exhibit.

Virtual machine VM-1 is spawned on a compute node Compute-1. VM-1 is not able to ping PC-1, which is located outside of the SDN cloud. You want to run packet captures to trace the packet initiated by VM-1 towards PC-1.
Referring to the exhibit, which three interfaces would you use to accomplish this task? (Choose three.)

• A. The Control-1 data interface
• B. The Compute-1 data interface
• C. The VM-1 tap interface
• D. The Compute-2 data interface
• E. The SDN-GW interface facing the SDN cloud

Answer: B,C,E

 

NEW QUESTION 45
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